From: Sun Ke <sunke32@huawei.com>
To: <fstests@vger.kernel.org>, <sunke32@huawei.com>
Subject: [PATCH] src/swapon.c: initiate p to NULL
Date: Thu, 28 Jan 2021 14:50:10 +0800 [thread overview]
Message-ID: <20210128065010.218830-1-sunke32@huawei.com> (raw)
when run make, show:
swapon.c:135:3: warning: 'p' may be used uninitialized in this function
[-Wmaybe-uninitialized]
memcpy(p, buf, BUF_SIZE);
^~~~~~~~~~~~~~~~~~~~~~~~
fix it.
Signed-off-by: Sun Ke <sunke32@huawei.com>
---
src/swapon.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/swapon.c b/src/swapon.c
index afaed405..fe8949a3 100644
--- a/src/swapon.c
+++ b/src/swapon.c
@@ -41,7 +41,7 @@ int main(int argc, char **argv)
.sa_handler = handle_signal,
};
enum verbs verb = TEST_SWAPON;
- void *p;
+ void *p = NULL;
ssize_t sz;
int fd = -1;
int ret, c;
--
2.13.6
next reply other threads:[~2021-01-28 6:45 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-28 6:50 Sun Ke [this message]
2021-01-30 4:58 ` [PATCH] src/swapon.c: initiate p to NULL Zorro Lang
2021-02-01 3:18 ` sunke (E)
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210128065010.218830-1-sunke32@huawei.com \
--to=sunke32@huawei.com \
--cc=fstests@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.